Finding the Fourth Proportional to 2,762.49, 4,144.82 and 1,031.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,762.49 : 4,144.82 = 1,031.25 : x
2. Step 2: Convert to fraction form
   2,762.49/4,144.82 = 1,031.25/x
3. Step 3: Cross multiply
   2,762.49x = 4,144.82 × 1,031.25
4. Step 4: Simplify right side
   2,762.49x = 4,274,340.47
5. Step 5: Solve for x
   x = 4,274,340.47/2,762.49
6. Step 6: Final answer
   x = 1,547.28